If you allow a Trojan to be installed, the user's DNS records can be modified, redirecting incoming internet traffic through the attacker's servers, where it can be hijacked and injected with malicious websites and pornographic advertisements. The trojan also installs a watchdog process that ensures the victim's that's you!
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Open DNS also protects against phishing attacks, re-directs, speeds up your internet connection - see below. Adding Open DNS codes to your Network Preferences should give good results in terms of added security phishing attacks, re-direction etc as well as speed-up of your internet connection:.
Double click on your connection type, or select it in the drop-down menu, and in the box marked 'DNS Servers' add the following two numbers:. Sometimes reversing the order of the DNS numbers can be beneficial in cases where there is a long delay before web pages start to load, and then suddenly load at normal speed:.
About the Web Browser Pop-up Alert Scam – Intego Support
There may be other ways of guarding against Trojans, viruses and general malware affecting the Mac, and alternatives will probably appear in the future. In the meantime the advice is: be careful where you go on the web and what you download!
Avoid going to suspect and untrusted Web sites , especially p'orn'ography sites. Check out what you are downloading. Mac OS X asks you for you administrator password to install applications for a reason! Only download media and applications from well-known and trusted Web sites, i. If you think you may have downloaded suspicious files, read the installer packages and make sure they are legit. If you cannot determine if the program you downloaded is infected, do a quick Internet search and see if any other users reported issues after installing a particular program.
Use an antivirus program like ClamXav. If you are in the habit of downloading a lot of media and other files, it may be well worth your while to run those files through this AV application. Avoid Peer-to-peer sharing applications. Download torrents such as the now defunct LimeWire supplying pirated software, movies etc are hotbeds of potential software issues waiting to happen to your Mac. Everything from changing permissions to downloading trojans and other malicious software can be acquired from using these applications.
It has been estimated that one in six links posted on Facebook pages are connected to malicious software. Check for security updates from Apple using Software Update and install them! On the surface, the email may appear to be from a legitimate company or individual, but it's not. As a general rule, never send credit card information, account passwords, or extensive personal information in an email unless you verify that the recipient is who they claim to be.
Many companies have policies that state they will never solicit such information from customers by email, and that includes your bank, credit card company, and Apple. If you do receive email that you're not sure is valid, here are some tips that can help you determine its legitimacy:. Simply put, a bot — which is short for robot — is an automated computer program that allows outside sources to control computers remotely without the users' knowledge. A botnet is a network of hundreds or thousands of computers infected with botnet malware that communicates covertly with a command-and-control CnC server run by a type of cybercriminal called a botmaster.
Unbeknownst to the individual users, their computers are linked in a rogue network which the botmaster can utilize for a variety of nefarious purposes. Several pieces of malware have also been found on iPhones, however only devices that had been "jailbroken" to bypass Apple's security were affected.
MacOS Malware Outbreaks 12222 | The First 6 Months
The company's process of pre-vetting all new applications is believed to have spared its devices from a major attack. Some Windows PCs can be infected with viruses during the manufacturing process in the factories - in other words they can actually be purchased with viruses bundled with the operating system!
Several new computers have been found carrying malware installed in the factory, suggests a Microsoft study.
One virus called Nitol found by Microsoft steals personal details to help criminals plunder online bank accounts. Aug The software was built specifically for Macs. It offers a location-based firewall and protection against phishing scams, among other features. Highlights include a content filter for parental control and webcam spying protection. Some that stand out are a built-in Virtual Private Network VPN and an autopilot feature for a set-it-and-forget-it approach. For more options, see Best Mac antivirus programs: Top rated Mac antivirus programs for Free features include protection against downloaded and online threats, real-time monitoring, drag-and-drop file scanning, and free malware removal.
These include real-time malware protection, scheduled virus scanning, quarantines and suspicious file removal, drag-and-drop and one-click scanning, and more. For more options, see Best free antivirus programs for Windows and Mac. While built-in and additional antivirus software can help, there are other things you can do to secure your computer. Beyond the unlikely event of a virus taking hold of your Mac, the most likely threats you will face are adware and spyware.
The best way of avoiding those and other threats is by taking basic but effective security steps:. Of course, things do change, so keep abreast of the latest security news just in case. Related: Want to do even more to improve your security and privacy? You can learn more about ways to protect your Mac from malicious software.
Continue to Facebook Not Using a Mac? Should I get an antivirus? Not sure what to do. I the only user of my PC. Very helpful. Apple technician told me to remove Kaspersky and immediately my issues disappeared.
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